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27402130 = 2571723027
BaseRepresentation
bin110100010000…
…1111110010010
31220120011122201
41220201332102
524003332010
62415153414
7451625410
oct150417622
956504581
1027402130
1114516698
12921586a
1358a56a2
1438d42b0
15261423a
hex1a21f92

27402130 has 32 divisors (see below), whose sum is σ = 59688576. Its totient is φ = 8841984.

The previous prime is 27402119. The next prime is 27402149. The reversal of 27402130 is 3120472.

It is a junction number, because it is equal to n+sod(n) for n = 27402098 and 27402107.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10324 + ... + 12703.

It is an arithmetic number, because the mean of its divisors is an integer number (1865268).

Almost surely, 227402130 is an apocalyptic number.

27402130 is an abundant number, since it is smaller than the sum of its proper divisors (32286446).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27402130 is a wasteful number, since it uses less digits than its factorization.

27402130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23058.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 27402130 is about 5234.7043851587. The cubic root of 27402130 is about 301.4820368698.

The spelling of 27402130 in words is "twenty-seven million, four hundred two thousand, one hundred thirty".

Divisors: 1 2 5 7 10 14 17 34 35 70 85 119 170 238 595 1190 23027 46054 115135 161189 230270 322378 391459 782918 805945 1611890 1957295 2740213 3914590 5480426 13701065 27402130